Home / 284,191,427.12-392,568,024.26-214,156,429.25

Finding the Fourth Proportional to 284,191,427.12, 392,568,024.26 and 214,156,429.25

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Solution

The fourth proportional to 284,191,427.12, 392,568,024.26 and 214,156,429.25 is: 295,825,131.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,191,427.12 : 392,568,024.26 = 214,156,429.25 : x
  2. Step 2: Convert to fraction form
    284,191,427.12/392,568,024.26 = 214,156,429.25/x
  3. Step 3: Cross multiply
    284,191,427.12x = 392,568,024.26 × 214,156,429.25
  4. Step 4: Simplify right side
    284,191,427.12x = 84,070,966,310,215,360
  5. Step 5: Solve for x
    x = 84,070,966,310,215,360/284,191,427.12
  6. Step 6: Final answer
    x = 295,825,131.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.